Inventories (Tables)

6 Months Ended

Jun. 30, 2016

Inventory Disclosure [Abstract]

Schedule of Inventories

Inventories consist of the following (in thousands):

	June 30, 2016		December 31, 2015
Raw materials	$	83,741	$	62,967
Work-in-process		4,466		8,291
Total	$	88,207	$	71,258